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From: Alistair John Strachan <alistair@devzero.co.uk>
To: mperkel@yahoo.com
Cc: linux-kernel@vger.kernel.org
Subject: Re: AMD Dual Core vs. Quad - Power Management
Date: Wed, 18 Jun 2008 00:22:08 +0100	[thread overview]
Message-ID: <200806180022.08385.alistair@devzero.co.uk> (raw)
In-Reply-To: <364301.54904.qm@web52506.mail.re2.yahoo.com>

On Tuesday 17 June 2008 23:00:25 Marc Perkel wrote:
> Been running a few tests and an AMD motherboard booting 2.6.25 from flash
> uses 0.33 amps if the CPU is a AM2 Athlon 6000. But if I used a Phenom Quad
> core CPU 9550 it pulls 0.55 amps.
>
> In theory the 9550 should pull less because it's a lower TPD and the phenom
> processor is supposed to be smarter about power management.

Not all 6000+'s have the same TDP. Maybe you have an F3 stepping 6000+ which 
has an 89W TDP, lower than a quad core Phenom (which is 95W only AFAICT).

Doesn't really explain the power gulf, though.

-- 
Cheers,
Alistair.

137/1 Warrender Park Road, Edinburgh, UK.

  reply	other threads:[~2008-06-17 23:22 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-17 22:00 AMD Dual Core vs. Quad - Power Management Marc Perkel
2008-06-17 23:22 ` Alistair John Strachan [this message]
2008-06-17 23:26 ` David Rees
2008-06-17 23:48   ` Marc Perkel

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